A US Airways Express Bombardier CRJ200 departs Boston Logan International Airport in September 2008. Jeremy Dwyer-Lindgren, special to USA TODAY

One of the last Horizon Air Bombardier Dash 8s is pushed back for departure from Seattle-Tacoma International Airport in October 2008. Jeremy Dwyer-Lindgren, special to USA TODAY

The muted, earthy colors of Ethiopian Airlines fill the cabin of a Bombardier Q400 between flights at Bole International Airport in Addis Ababa, Ethiopia, in September 2011. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Airways -- yes United -- Bombardier Dash 8 lands at Shahjalal International Airport in Dhaka, Bangladesh, in February 2014. United Airways is a Bangladeshi carrier. Jeremy Dwyer-Lindgren, special to USA TODAY

Passengers board a US Airways Express Bombardier CRJ-200 jet at Phoenix Sky Harbor International Airport in May 2014. Jeremy Dwyer-Lindgren, special to USA TODAY

Operating for Bombardier, a company CRJ-900 lands at the 2014 Farnborough Airshow in the England on July 11, 2014. Jeremy Dwyer-Lindgren, special to USA TODAY

A Delta Connection Bombardier CRJ-900 is dwarfed by an arriving Airbus A380 superjumbo jet in Los Angeles International Airport in December 2014. Jeremy Dwyer-Lindgren, special to USA TODAY

Bombardier's first C Series 300 jet taxis for its first flight on a very cold day near the company's Montreal headquarters in February 2015. Jeremy Dwyer-Lindgren, special to USA TODAY

Bombardier's first C Series 300 jet returns from its first flight on a very cold day near the company's Montreal headquarters in February 2015. Jeremy Dwyer-Lindgren, special to USA TODAY

An Air Canada Express Dash 8 lands at Seattle-Tacoma International Airport in September 2015. Jeremy Dwyer-Lindgren, special to USA TODAY

An Alaska Air Bombardier CRJ-700 lands at Seattle-Tacoma International Airport in September 2015. Jeremy Dwyer-Lindgren, special to USA TODAY

An American Eagle Dash 8 lands at Charlotte International Airport in October 2015. Jeremy Dwyer-Lindgren, special to USA TODAY

A Delta Connection Bobmardier CRJ-700 taxis into the gate after arrival while an Alaska Airlines Bombardier Q400 heads out for departure at a wet Seattle-Tacoma International Airport in March 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Express Bombardier CRJ-700 taxis past a gaggle of international widebody jets at Chicago O'Hare International Airport in April 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

Bombardier pilots show Delta Air Lines employees around a new C Series jet cockpit during a visit to Atlanta Hartsfield-Jackson International Airport on April 29, 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A Ravn Alaska Dash 8 lands at Anchorage Ted Stevens International Airport in May 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A Lufthansa Regional Bombardier CRJ-900 taxis to the terminal after landing in Frankfurt, Germany in June 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A Delta Connection Bobmardier CRJ-700 (below) lands while an Embraer E170/75 takes off from Seattle-Tacoma International Airport in June 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A flybe Bombardier Q400 lands at Amsterdam Schiphol International Airport in August 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Express CRJ regional jet is looks tiny as it is dwarfed by the massive Emirates Airbus A380 taxiing behind it at San Francisco International Airport on Oct. 23, 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

An American Eagle Bombardier CRJ-70 taxis to the terminal after arriving at Chicago O'Hare International Airport in November 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

Multiple Bombardier CRJ regional jets line up ahead of their next flights at the Salt Lake City airport in November 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

Easy to spot in bright red, a civil defense Bombardier Dash 8 taxis out for departure at Vancouver International Airport in December 2016. Jeremy Dwyer-Lindgren, special to USA TODAY

A Delta Connection CRJ-700 lands at Seattle-Tacoma International Airport in February 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Alaska Airlines Bombardier Q400 takes off from Seattle-Tacoma International Airport, bound for Portland, Ore., in February 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Express Bombardier CRJ-200 preps for departure from San Francisco International Airport while a company Airbus A319 lands neary in March, 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Express Bombardier CRJ-700 taxis after landing at Los Angeles International Airport in March 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Alaska Airlines Embraer E170 is followed closely by an Alaska Airlines Bombardier Q400 as each taxi to gates at Seattle-Tacoma International Airport in March 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Air Canada Express Bombardier Q400 turns in to the terminal at Vancouver International Airport in March 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A United Express CRJ-200 lands at Denver International Airport in May 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Alaska Airlines Bombardier CRJ-700 lands at SeaTac International Airport in May 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Alaska Air Bombardier Q400 departs SeaTac International Airport in May 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A WestJet Bobmardier Q400 takes off under a beautiful sunset at Vancouver International Airport in June 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An Air Canada Express Bombardier Q400 lands at SeaTac International Airport in July 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

An airBaltic C Series 300 taxis in after landing at Amsterdam Schiphol in October 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A Swiss International CSeries 100 jet taxis for departure at Zurich International Airport in Switzerland in October 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A Swiss International CSeries 100 jet departs Zurich International Airport in Switzerland in October 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A Swiss International C Series 100 jet deplanes passengers at London City Airport in October 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A Lufthansa CityLine Bombardier CRJ-700 lands in Munich in October 2017. Jeremy Dwyer-Lindgren, special to USA TODAY

A Croatia Air Bombardier Q400 lands in Munich in October, 2017. Jeremy Dwyer-Lindgren, special to USA TODAY